| Customization: | Available |
|---|---|
| Certification: | ISO, TUV |
| Color: | Fixed |
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Hokkai can form hemispherical heads by cold press, hot press, and petal fabrication.
Nommaly Hemispherical heads by Cold press with thin plates is for food industry, Hot press and petal fabrication is for oil*gas industry.
Max dia 2000mm is for cold press of our cold press machine, and max dia 5000mm is for hot press for our hot press machine.
for above two photos, one is petal fabrication for heavy thicker plates and weld together after press petals,
finally Solution heat treatment is requried as customer requriement at abve 1000degree
Our company are ASME U&U2 stamp holder and can provide dished heads as PED/NB/GB/ASME standard.
The dished heads for oil&gas industry is always requried ASME VIII-1 U stamp and ASME VIII-2 U2 stamp
The below process are our normal way to form dished heads. We can quote and form dished heads after you gave us the details as the below process
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